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Mary Isabelle Stonebraker

Mary Isabelle Stonebraker
Real Estate Agent (Salesperson)
Phoenix AZ

Salesperson (AZ: SA646567000)

13 years experience

REALTOR® 10 Active Listings Serves Maricopa County, AZ
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Contact Information

Brokerage
My Home Group
Office Address
122 N Cortez St
Phoenix, AZ  85048
(Maricopa County)
Office Phone
928-499-4546
Office Fax
844-786-6359
Mobile
480-500-6010
Email
isab***************@*****.com
Show Email for $5

Service Areas

Prescott: AZ Groom Creek: AZ Iron Springs: AZ Williamson: AZ Paulden: AZ Prescott Valley: AZ Chino Valley: AZ Dewey-Humboldt: AZ Dewey: AZ Bensch Ranch: AZ Spring Valley: AZ Cordes Lakes: AZ Mayer: AZ

About Mary Stonebraker

Isabelle Stonebraker is the founder of The Stonebraker Group and was recognized as one of the Scottsdale Area Association of Realtors' 40 Under 40 in 2016. Her enthusiasm for real estate is matched by her commitment to achieving successful outcomes for her clients.

As the owner and director of The Stonebraker Group, Isabelle prioritizes the needs of clients engaged in buying, selling, or investing in real estate. She is particularly dedicated to fostering win-win scenarios, believing that every transaction should benefit all parties involved. With a strong focus on real estate as an investment opportunity, she has guided numerous clients in building their portfolios and maximizing the value of their property sales. Her expertise in market analysis, advertising, and negotiation ensures that clients secure the most favorable terms in their transactions.

Outside of her professional endeavors, Isabelle enjoys hiking, traveling, and spending quality time with her husband and young son. She is also actively involved in various charitable initiatives, including support for Phoenix Children's Hospital.

Maricopa County, AZ Real Estate Market Analysis (Single Family Homes)

$932,692
Avg. Listing Price
From Mary's portfolio
3.5 / 2.9
Avg. Beds/Baths
Typical property size
2,447 sf
Avg. Square Footage
Interior living space
24273
Active Listings
Current inventory

Maricopa County stands as Arizona's economic powerhouse and the fourth-largest county in the United States by population, creating one of the nation's most dynamic real estate markets. Home to Phoenix, Scottsdale, and numerous rapidly growing suburbs, this sprawling desert metropolis has transformed from a retirement destination into a thriving hub for technology companies, manufacturing, and young professionals seeking affordable alternatives to California's expensive coastal markets.

The county's real estate landscape reflects this dramatic growth, supported by an impressive network of 38,325 actively licensed agents—all of whom maintain current email contact information. This robust agent population serves a market characterized by diverse housing options, from luxury desert estates in Scottsdale to affordable starter homes in emerging communities like Surprise and Goodyear, creating opportunities across every price segment and buyer demographic.

Major Maricopa County, Arizona Real Estate Markets

Phoenix anchors the region as the fifth-largest city in America, with distinct neighborhoods like Central Phoenix experiencing urban revitalization while established areas like Ahwatukee maintain their suburban appeal. Scottsdale commands premium prices with its resort-style living and proximity to world-class golf courses, while Tempe benefits from Arizona State University's presence, driving consistent rental demand. Mesa, often overlooked despite being larger than Atlanta or Miami, offers exceptional value for families and has become a hotspot for California transplants.

The West Valley communities of Glendale, Peoria, and Avondale have emerged as major growth centers, attracting young families with new construction and master-planned communities. Meanwhile, the Southeast Valley cities of Chandler and Gilbert have evolved into technology corridors, with major employers like Intel and Microchip creating sustained housing demand. These diverse markets each require specialized knowledge, making local agent expertise invaluable for successful transactions.

Market Dynamics and Geographic Complexity

Maricopa County's real estate market operates across multiple distinct climate zones and development patterns, from dense urban infill projects in downtown Phoenix to sprawling estate lots in Desert Mountain. The region's rapid population growth—adding over 100,000 residents annually—creates constant pressure on housing inventory, while seasonal migration patterns from colder states influence both sales and rental markets. This complexity requires agents to understand everything from HOA restrictions in age-restricted communities to water rights in rural areas.

The market's seasonality presents unique challenges and opportunities, with "snowbird" migration creating distinct busy periods from November through March, followed by a summer slowdown when temperatures exceed 110 degrees. Additionally, the prevalence of cash buyers, investment properties, and vacation homes creates transaction patterns unlike traditional residential markets, requiring agents who understand investor motivations and can navigate complex 1031 exchanges and multi-property portfolios.

Why Businesses Need Maricopa County, Arizona Agent Contact Data

The sheer scale of Maricopa County's agent network makes targeted outreach essential for service providers, technology companies, and financial institutions seeking to capture market share. With 38,325 agents generating thousands of monthly transactions, businesses offering everything from home inspection services to mortgage products need efficient ways to reach decision-makers across this vast geographic area. Email marketing remains the most cost-effective method for reaching agents who are constantly mobile between showings and client meetings.

Furthermore, Maricopa County's diverse market segments require tailored messaging strategies—luxury specialists in Paradise Valley have different needs than first-time buyer agents in Avondale. Having comprehensive contact data allows businesses to segment their outreach based on geographic specialization, transaction volume, or market focus, dramatically improving response rates and conversion potential while building lasting relationships in one of America's most important real estate markets.

Current Property Listings

As of 2/13/2026, Mary Stonebraker has 10 properties for sale in Phoenix and surrounding areas.

$965,000

Listed 2025-08-15

6749 E Asher Trl
Prescott Valley, AZ  86315

Beds: 4.0
Baths: 4.0
Sq Ft: 2,811
Lot: 177,289 sf
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$945,000

Listed 2025-09-05

6967 E Cactus Bloom Ln
Prescott Valley, AZ  86315

Beds: 3.0
Baths: 3.0
Sq Ft: 2,807
Lot: 175,982 sf
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$275,000

Listed 2025-08-07

S Wagoner Rd
Kirkland, AZ  86332

Beds:
Baths:
Sq Ft:
Lot: 435,600 sf
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$300,000

Listed 2026-01-15

6355 N Union Dr
Prescott Valley, AZ  86314

Beds: 2.0
Baths: 2.0
Sq Ft: 1,120
Lot: 8,276 sf
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$465,000

Listed 2025-12-06

7677 E Shimmer Ln
Prescott Valley, AZ  86315

Beds: 3.0
Baths: 2.0
Sq Ft: 1,533
Lot: 9,583 sf
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$7,000

Listed 2025-09-05

N Pineveta Rd
Ash Fork, AZ  86320

Beds:
Baths:
Sq Ft:
Lot: 82,764 sf
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$165,000

Listed 2026-01-23

4420 E Katie Cir
Prescott Valley, AZ  86314

Beds: 2.0
Baths: 2.0
Sq Ft: 840
Lot: 5,663 sf
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$95,000

Listed 2026-01-30

16101 N El Mirage Rd Lot 327
El Mirage, AZ  85335

Beds: 3.0
Baths: 2.0
Sq Ft: 1,568
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$130,000

Listed 2025-07-04

4604 S Indian Creek Rd
Prescott, AZ  86303

Beds:
Baths:
Sq Ft:
Lot: 10,890 sf
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$590,000

Listed 2025-04-19

10676 E Singletree Trl
Dewey Humboldt, AZ  86327

Beds: 3.0
Baths: 3.0
Sq Ft: 2,804
Lot: 26,572 sf
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Current Property Rentals

As of 2/13/2026, Mary Stonebraker has the following rental properties available in Phoenix and surrounding areas.

$1,350

Listed 2025-12-17

4224 E Canyon Trl Apt A1
Cottonwood, AZ  86326

Beds: 2.0
Baths: 1.0
Sq Ft: 700
Lot: 31,799 sf
Apartment Map
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$3,300

Listed

1338 Mandi Ct
Prescott, AZ  86301

Beds: 3.0
Baths: 2.0
Sq Ft: 2,470
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